Japan eSIM — reviews & details
Japan 5GB/Day · 5 GB/day · 1 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Arjun M.
United Kingdom · Jul 2026
Decent speeds, though slower than I expected in a few spots.
Ken
GotoeSIM Support
· 2 weeks ago So sorry to hear this, Arjun. We'd love the chance to make this right. Reach our team at esimtopup.io/support so we can help right away. – Ken, eSIM TopUp Support
Giulia P.
Japan · Jul 2026
Solid overall, just wish there was a bit more data for the price.
Tom
GotoeSIM Support
· 1 month ago We're really sorry, Giulia. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. – Tom 💜
Mateo D.
France · Jun 2026
Solid overall, just wish there was a bit more data for the price.
Ken
GotoeSIM Support
· 1 month ago We're really sorry, Mateo. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. – Ken 💜
Hugo N.
Portugal · May 2026
Good coverage in the city, a bit patchy in remote areas. Setup instructions in the app were clear and simple.
Mark
GotoeSIM Support
· 3 months ago We're really sorry, Hugo. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. — Mark
Kenji H.
Thailand · Mar 2026
Worked fine but took a little while to connect at first. Topping up was straightforward when I needed more.
Diego
GotoeSIM Support
· 4 months ago We're really sorry, Kenji. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. – Diego, eSIM TopUp Support
Elena H.
Singapore · Feb 2026
Decent speeds, though slower than I expected in a few spots. Setup instructions in the app were clear and simple.
Anna
GotoeSIM Support
· 5 months ago So sorry to hear this, Elena. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. — Anna, eSIM TopUp Support
Noah P.
Spain · Dec 2025
Install took me two tries but was fine after that.
David
GotoeSIM Support
· 7 months ago So sorry to hear this, Noah. We'd love the chance to make this right. Reach our team at esimtopup.io/support so we can help right away. — David, eSIM TopUp Support
Ethan R.
Philippines · Jul 2025
Solid overall, just wish there was a bit more data for the price. I kept my normal number for calls while using this for data.
David
GotoeSIM Support
· 1 year ago We're really sorry, Ethan. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. — David, eSIM TopUp Support
Hana C.
Mexico · May 2025
Worked fine but took a little while to connect at first.
Sophie
GotoeSIM Support
· 1 year ago So sorry to hear this, Hana. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. – Sophie, eSIM TopUp Support
Ingrid K.
Portugal · Apr 2025
Install took me two tries but was fine after that.
David
GotoeSIM Support
· 1 year ago Apologies for the trouble, Ingrid. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. – David, eSIM TopUp Support
Min-jun M.
Japan · Apr 2025
Install took me two tries but was fine after that. Data lasted the whole trip with room to spare.
Priya
GotoeSIM Support
· 1 year ago We're really sorry, Min-jun. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. — Priya
Kenji B.
India · Dec 2024
Worked fine but took a little while to connect at first. Streaming and video calls worked without buffering.
Ingrid
GotoeSIM Support
· 1 year ago So sorry to hear this, Kenji. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. — Ingrid
Priya R.
India · Sep 2024
Decent speeds, though slower than I expected in a few spots.
Ingrid
GotoeSIM Support
· 1 year ago So sorry to hear this, Priya. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — Ingrid
Sofia K.
UAE · Aug 2024
Worked fine but took a little while to connect at first.
Grace
GotoeSIM Support
· 1 year ago We're really sorry, Sofia. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. — Grace
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 5GB/Day plan costs $6.60 for 5 GB/day over 1 days, paid once with no hidden fees.
How do I activate my Japan eSIM?
Scan the QR code in your phone settings (Cellular/Mobile → Add eSIM) or tap Install in the eSIM TopUp app. Install on Wi-Fi before your trip; it activates when you arrive in Japan.
Will this eSIM work on my phone?
It works on any eSIM-compatible, carrier-unlocked phone — iPhone XS and newer, Google Pixel 3 and newer, and recent Samsung Galaxy models.
Can I keep my regular number?
Yes. The eSIM runs alongside your normal SIM, so you keep your number for calls and texts while using data in Japan.
Comments & questions
Linh K. · 3 weeks ago
Can I use this for hotspot/tethering?
Ava M. · 3 weeks ago
Is 5G supported or just 4G?
Isabella P. · 2 months ago
Which networks does this connect to?
Sri W. · 2 months ago
Will this keep my WhatsApp active with my home number?
Thomas W. · 4 months ago
Thanks, installed with no problems on my Samsung.
Liam G. · 4 months ago
Does the validity start on purchase or on first use?
Elena H. · 4 months ago
Great guide, the setup steps were really helpful.
Pablo D. · 6 months ago
Do I need to install it before I travel or after I arrive?
Mohammed V. · 9 months ago
Is roaming charged extra or is it all included?
Haruto M. · 9 months ago
Does this work on an iPhone 13?
Liam R. · 10 months ago
How do I check how much data I have left?
Thomas W. · 11 months ago
Can I use it in nearby countries too?